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Grand canyons age

Image licensed under CC BY 2.0

Science Middle School High

How Old is the Grand Canyon?

The Grand Canyon has amazed visitors and scientist alike since it was discovered. The debate over what created this geologic wonder, which can be seen from space, has been reignited. Is the Grand Canyon 6 million years old or 70 million? Listen to learn more about this debate.

Geology Earth and Space Science

Story Length: 4:09

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SOURCE:

National Public Radio © 2012 National Public Radio, Inc. Used with the permission of NPR. All rights reserved.

AIR DATE: 11/30/2012


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